n = int(input())
xor = 0
for i in range(2, int(-(-n**0.5//1))+1):
    if n%i==0:
        cnt=0
        while n%i==0:
            cnt+=1
            n //= i
        xor ^= cnt
if n != 1:
    xor ^= 1

if xor:
    print("Alice")
else:
    print("Bob")